#line 1 "test.rl"
#include 
#include 

#line 31 "test.rl"


#define BUFSIZE 100


#line 12 "test.c"
static const int test_start = 1;
static const int test_first_final = 5;
static const int test_error = 0;

static const int test_en_main = 1;

#line 36 "test.rl"

int main()
{
  char buf[BUFSIZE];
  char *p;
  int cs;
  while (fgets(buf, sizeof(buf), stdin) != 0) {
    p = buf;

#line 29 "test.c"
	{
	cs = test_start;
	}

#line 34 "test.c"
	{
	switch ( cs )
	{
tr3:
#line 7 "test.rl"
	{ printf("%c\n", *(&(*p)-1)); }
	goto st1;
tr5:
#line 8 "test.rl"
	{ printf("%c%c\n", *(&(*p)-2), *(&(*p)-1)); }
	goto st1;
st1:
	p += 1;
case 1:
#line 49 "test.c"
	if ( (*p) == 52 )
		goto st4;
	if ( 48 <= (*p) && (*p) <= 57 )
		goto st2;
	goto st0;
st0:
cs = 0;
	goto _out;
st2:
	p += 1;
case 2:
	if ( (*p) == 10 )
		goto tr3;
	if ( 48 <= (*p) && (*p) <= 57 )
		goto st3;
	goto st0;
st3:
	p += 1;
case 3:
	if ( (*p) == 10 )
		goto tr5;
	goto st0;
st4:
	p += 1;
case 4:
	switch( (*p) ) {
		case 10: goto tr3;
		case 50: goto tr6;
	}
	if ( 48 <= (*p) && (*p) <= 57 )
		goto st3;
	goto st0;
tr6:
#line 9 "test.rl"
	{ exit(0); }
	goto st5;
st5:
	p += 1;
case 5:
#line 89 "test.c"
	goto st0;
	}

	_out: {}
	}
#line 47 "test.rl"

  }
  return 0;
}